1,1-Dichloroethylene
52nd Ave Water Group
1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | N/A | 0 | 0 | N/A |
2015 | ND | 5 | 0 | ND |
2016 | ND | 6 | 0 | ND |
2017 | ND | 4 | 0 | ND |
2018 | ND | 3 | 0 | ND |
2019 | ND | 2 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
EPA Maximum Contaminant
Level (MCL) 7 ppb
The legal limit for 1,1-dichloroethylene, established in 1987, was based on a toxicity study conducted in laboratory animals in the 1980s.
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2015-09-23 | 885220 | ND |
2015-09-23 | 885217 | ND |
2015-09-23 | 885223 | ND |
2015-12-16 | 898590 | ND |
2015-12-16 | 898589 | ND |
2016-05-10 | 920325 | ND |
2016-05-10 | 920326 | ND |
2016-08-23 | 940910 | ND |
2016-08-23 | 940909 | ND |
2016-11-08 | 957917 | ND |
2016-11-08 | 957916 | ND |
2017-03-29 | 980329 | ND |
2017-03-29 | 980330 | ND |
2017-06-27 | 1000640 | ND |
2017-06-27 | 1000641 | ND |
2018-09-27 | 1084038 | ND |
2018-09-27 | 1084035 | ND |
2018-09-27 | 1084041 | ND |
2019-09-25 | 1151498 | ND |
2019-09-25 | 1151499 | ND |